{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"dd0e88245d23","name":"KTM SX-F 250 2006-2012 EXC-F 250 2007 - 2013  80mm 276cc BIG BORE KIT","sku":"CW.51002-K01","brand":"Cylinder Works","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":1012.5,"formatted":"£1,012.50"},"summary":"Big Bore Cylinder Kit with 80mm bore and 276cc displacement. Features a compression ratio of 13.3:1. Includes a new cast aluminum nickel silicon carbide (NSC) electroplated cylinder with a diamond honed surface for proper ring seal and oil retention. The kit also contains a Vertex forged 2618 aluminum alloy big bore piston, available in various sizes to maximize power and performance. Includes a top-end gasket kit with head, base, and exhaust gaskets, as well as O-rings, necessary for rebuilding the top end.","attributes":[],"image":"https://www.twsgb.co.uk/Graphics/Std_Product_Images/ktm-sx-f-250-2006-2012-exc-f-250-2007-2013-80mm-276cc-big-bore-kit-2204-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/ktm-sx-f-250-2006-2012-exc-f-250-2007-2013-80mm-276cc-big-bore-kit-2204-p.jpg"],"description":"Big Bore Cylinder Kit with 80mm bore and 276cc displacement. Features a compression ratio of 13.3:1. Includes a new cast aluminum nickel silicon carbide (NSC) electroplated cylinder with a diamond honed surface for proper ring seal and oil retention. The kit also contains a Vertex forged 2618 aluminum alloy big bore piston, available in various sizes to maximize power and performance. Includes a top-end gasket kit with head, base, and exhaust gaskets, as well as O-rings, necessary for rebuilding the top end.","descriptionMarkdown":"### Increase Performance with the Cylinder Works 276cc Big Bore Kit\n\nUpgrade your engine displacement and unlock significant power gains with the Cylinder Works Big Bore Kit. This premium performance upgrade is designed to provide an affordable and reliable way to boost horsepower, delivering an exhilarating riding experience whether on the track or the trail.\n\nEach kit features a precision-engineered big bore cylinder paired with a hand-matched Vertex piston and a comprehensive top-end gasket set, ensuring a perfect fit and optimal engine output.\n\n### Key Features and Technical Specifications\n\n \n- Increased Displacement: Boost your engine capacity to 276cc for improved torque and horsepower.\n \n- Precision Cylinder Construction: The cast aluminum cylinder features a nickel silicon carbide (NSC) electroplated coating. This composite provides exceptional wear resistance and superior oil retention capabilities.\n \n- Diamond Honed Finish: Each cylinder is diamond honed to exact bore dimensions, ensuring ideal ring seal and reduced friction.\n \n- Vertex Forged Piston: Pistons are forged from high-quality 2618 aluminum alloy, specifically designed to withstand the internal pressures of high-performance four-stroke engines.\n \n- Optimized Performance: Unique piston profiles and a 13.3:1 compression ratio work to maximize power while minimizing blow-by and oil consumption.\n \n- Complete Gasket Kit: Includes all essential head, base, and exhaust gaskets, along with necessary O-rings, providing everything required for a professional top-end rebuild.\n\nBy combining high-strength materials with meticulous manufacturing, the Cylinder Works Big Bore Kit offers a durable solution for riders looking to enhance their motorcycle's engine performance without compromising reliability.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/ktm-sx-f-250-2006-2012-exc-f-250-2007-2013-80mm-276cc-big-bore-kit","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/dd0e88245d23:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/dd0e88245d23:1"}},"market":{"country":"GB","countryName":"United Kingdom","locale":"en-gb","currency":"GBP","exchangeRateFromGbp":1,"pricesIncludeUkVat":true,"checkoutTax":null,"delivery":[{"name":"Standard","description":"Orders £15.00–£59.99 · 2–4 business days","carrier":null,"estimatedDays":"2–4 business days","price":{"amount":4.99,"formatted":"£4.99"},"free":false,"minimumOrder":{"amount":0,"formatted":"£0.00","gbp":0},"weightGrams":null},{"name":"Standard","description":"Orders £60.00 and up · 2–4 business days","carrier":null,"estimatedDays":"2–4 business days","price":{"amount":0,"formatted":"£0.00"},"free":true,"minimumOrder":{"amount":60,"formatted":"£60.00","gbp":60},"weightGrams":null}],"storeUrl":"https://www.2brosparts.com"},"navigate":{"start":"https://www.2brosparts.com/api/agent","search":"https://www.2brosparts.com/api/agent/search/GB/{words+joined+with+plus}"},"howToBuy":{"summary":"Build a basket for the shopper and give them one checkout link. Every URL is a plain path (no query string) and a GET. Nothing is stored between calls.","checkoutLinkFormat":"https://www.2brosparts.com/api/agent/checkout/GB/{basketKey}:{quantity},{basketKey}:{quantity}","steps":["1. Find products: follow links in these responses, or fetch https://www.2brosparts.com/api/agent/search/GB/{words+joined+with+plus} (e.g. https://www.2brosparts.com/api/agent/search/GB/brake+pads). Every product has a basketKey.","2. Optional check: https://www.2brosparts.com/api/agent/basket/GB/{basketKey}:{quantity},{basketKey}:{quantity} returns stock, totals per delivery option and the checkout link.","3. Give the shopper the checkout link. Opening it fills their basket with exactly these items (replacing what was there) and opens checkout for United Kingdom. They pay on 2brosparts.com through Stripe."],"noFetchNeeded":"You can write the checkout link yourself from basketKeys and quantities; nothing has to be fetched first. Each product also has links.buyOneNow, a ready link for one unit.","stateless":"Nothing is saved on our side. The items part of the URL is the whole basket: to change it, write the link again with the new list.","itemsFormat":"basketKey:quantity pairs joined by commas, e.g. 04f24aad4d68:2,7c1e9a0b3f2d:1. Quantity defaults to 1. Up to 50 products, 100 each.","country":"GB is the shopper's delivery country. Swap it for theirs (US, DE, FR…) in any URL; currency, tax and delivery follow it.","tips":["Put everything the shopper wants in one link.","Optionally add your name as a last path segment on checkout links (…/checkout/GB/<items>/claude) so the sale is credited to you.","The checkout link is for the shopper's browser. Do not open it yourself.","Signed-in trade account holders see their trade prices at checkout."]}}